ROMAN POPOV
BEACHWOOD,UNITED STATES
Summary
Data Scientist with over 6 years of experience developing advanced data solutions via AWS, SQL, and Python in healthcare and finance. Looking for a mid-level data science position to acquire new technical and managerial skills.
Overview
6
6
years of professional experience
Work History
RESEARCH DATA SCIENTIST
Cleveland Clinic
06.2022 - Current
- Assisted with clinical research by finding and transforming medical records from EPIC using SQL, regex, and NLP part of speech labeling using Spacy, performed advanced query optimization via execution plans
- Created and managed 8 REDCap data registries with automated data piping from the data lake via REDCap API, C#, and server scheduling
- Completed 40+ data pull requests in the past 2 years reducing the average wait time by a factor of 3 while improving the data quality
- Working directly with requesters, optimized the project management process by introducing Agile
- Introduced and trained the team on how to use SQL notebooks
- HIPAA and IRB trained
DATA SCIENTIST
WEX Inc.
04.2019 - 08.2021
- Developed fraud detection system for transaction business based on 200 million transactions with a class imbalance of 96.6% (not fraud) to 0.04% (fraud), improved recall by 15%
- Produced customer classification system for fleet business that estimated fleet size, improved potential reach by over half a million customers
- Created image recognition system to extract business-related information and to quickly produce hundreds of sales leads daily using customer-submitted images
- Implemented an entity resolution model for identifying duplicate entities
- Stakeholders were enabled to aggregate databases without a shared key, scale marketing campaigns by a factor of 10, and save 2 million dollars
DATA STEWARD
University of Vermont
08.2018 - 04.2019
- Managed and preprocessed medical imaging data from 50+ research centers
- Created a tracking database from scratch
Education
MS - NEUROSCIENCE
University of Vermont
Burlington, VT08.2018
Certificate of Graduate Studies - COMPLEX SYSTEMS
University of Vermont
Burlington, VT08.2015
BS - PHYSICS
Voronezh State University
Voronezh, Russia06.2009
Skills
- Python
- C
- C#
- Machine Learning
- Amazon AWS
- Pandas
- Numpy
- Keras
- Tensorflow
- Sklearn
- Matplotlib
- PySpark
- SpaCy
- Seaborn
- MS SQL
- SQL Server
- Git
- Docker
- Tableau
- Agile
- Airflow
- SPSS
- Unix/Linux
Hobbies and Interests
- Magic The Gathering
- Hard sci-fi/self-development books
- Creative writing
- Hiking
- Long-distance running
Timeline
RESEARCH DATA SCIENTIST
Cleveland Clinic
06.2022 - Current
DATA SCIENTIST
WEX Inc.
04.2019 - 08.2021
DATA STEWARD
University of Vermont
08.2018 - 04.2019
MS - NEUROSCIENCE
University of Vermont
Certificate of Graduate Studies - COMPLEX SYSTEMS
University of Vermont
BS - PHYSICS
Voronezh State University
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